EP 0350700 A3 19910724 - PREPARATION OF ORGANIC CARBONATES BY OXIDATIVE CARBONYLATION USING PALLADIUM-COBALT CATALYST
Title (en)
PREPARATION OF ORGANIC CARBONATES BY OXIDATIVE CARBONYLATION USING PALLADIUM-COBALT CATALYST
Publication
Application
Priority
US 21725788 A 19880711
Abstract (en)
[origin: EP0350700A2] Organic hydroxy compounds, preferably aromatic, are converted to carbonates by reaction with carbon monoxide and oxygen under pressure in the presence of elemental or chemically combined palladium, chemically combined cobalt, at least one tetraalkylammonium halide and at least one quinone, aromatic diol reduction product thereof or mixture thereof. The preferred species are palladium(II) acetate, cobalt(II) acetate, tetra-n-butylammonium bromide and 1,4-quinone or hydroquinone.
IPC 1-7
IPC 8 full level
B01J 31/04 (2006.01); B01J 31/24 (2006.01); B01J 31/28 (2006.01); C07B 61/00 (2006.01); C07C 68/00 (2006.01); C07C 69/96 (2006.01)
CPC (source: EP)
C07C 68/01 (2020.01)
Citation (search report)
- [AD] US 4361519 A 19821130 - HALLGREN JOHN E
- [AD] US 4281174 A 19810728 - CURRENT STEVEN P
- [A] JP S62212350 A 19870918 - DAICEL CHEM
Designated contracting state (EPC)
DE FR GB IT NL
DOCDB simple family (publication)
EP 0350700 A2 19900117; EP 0350700 A3 19910724; JP H02142754 A 19900531
DOCDB simple family (application)
EP 89111589 A 19890626; JP 17578089 A 19890710